166533416 has 32 divisors (see below), whose sum is σ = 362714880. Its totient is φ = 70200000.

The previous prime is 166533413. The next prime is 166533421. The reversal of 166533416 is 614335661.

It is not an unprimeable number, because it can be changed into a prime (166533413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20960 + ... + 27791.

It is an arithmetic number, because the mean of its divisors is an integer number (11334840).

Almost surely, 2^166533416 is an apocalyptic number.

It is an amenable number.

166533416 is an abundant number, since it is smaller than the sum of its proper divisors (196181464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166533416 is a wasteful number, since it uses less digits than its factorization.

166533416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48825 (or 48821 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The square root of 166533416 is about 12904.7826793015. The cubic root of 166533416 is about 550.1745077106.

The spelling of 166533416 in words is "one hundred sixty-six million, five hundred thirty-three thousand, four hundred sixteen".